Governments across Europe, Asia and North America are urging citizens to keep emergency supplies at home, but the recommendations are not evidence that a world war is imminent.
The guidance is intended to help households cope with temporary disruptions such as power outages, cyberattacks, extreme weather, natural disasters and interruptions to essential services.
Most countries recommend keeping enough food, water and basic supplies to last at least 72 hours. Norway and Sweden advise households to prepare for up to seven days, while Germany recommends supplies for as long as 10 days.
The European Union has also incorporated household preparedness into its Preparedness Union Strategy, encouraging citizens to be self-sufficient for at least three days during emergencies.
In the United Kingdom, the Be Ready campaign, launched on October 22, 2026, advises households to keep drinking water, non-perishable food, medicines, cash, torches, batteries, blankets and a radio.
Japan’s National Disaster Management Agency similarly urged residents on November 2 to maintain at least three days’ worth of food and water, preferably enough for a week. Its recommendations are primarily focused on earthquake and disaster preparedness.
Sweden and Norway have also strengthened their guidance amid wider security concerns, including the possibility of military conflict. However, these measures form part of broader national resilience plans covering several types of emergencies.
The increased attention to war and hostile-state threats has fuelled speculation online that governments are preparing citizens for an imminent global conflict. However, emergency stockpiling recommendations alone do not support that conclusion.
Authorities are instead encouraging people to maintain basic supplies, including food, drinking water, essential medicines, first-aid items, power banks, radios, hygiene products and some cash.
The central message is preparedness, not panic: households should be able to manage for a few days if essential services become temporarily unavailable.

